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Last Update: January 01, 2008




Airtronics
Servo # Description Weight Dimensions
(W x L x H)		 Torque Speed Motor/ Bearings Street Price
94161 Pro Large Scale BB 2.36 oz
(67.0 g)		 0.79 x 1.54 x 1.65 in
(20 x 39 x 42 mm)		 115/144 oz-in
(9.7 kg-cm)		 0.23/0.18 sec
@ 60 deg		 3 Pole, dual ball bearing $74.95
94257 ERG-ZR High Speed Metal Gear BB 1.80 oz
(51.1 g)		 0.79 x 1.54 x 1.38 in
(20 x 39 x 35 mm)		 110 oz-in
(7.9 kg-cm)		 0.06 sec
@ 60 deg		 Coreless, aluminum gears $114.95
94258 ERG-ZR High Torque Metal Gear BB 1.80 oz
(51.1 g)		 0.79 x 1.54 x 1.38 in
(20 x 39 x 35 mm)		 145 oz-in
(10.5 kg-cm) 6v		 0.09 sec
@ 60 deg 6v		 Coreless, aluminum gears $114.95
94322 Precision Heavy Duty Dual Ball Bearing 1.59 oz
(45.2 g)		 0.79 x 1.54 x 1.47 in
(20 x 39 x 37 mm)		 46/58 oz-in
(3.3/4.2 kg-cm)		 0.19/0.15 sec
@ 60 deg		 3 Pole, single ball bearing $24.95
94357 ERG-VR High Speed Dual Ball Bearing 2.12 oz
(60.2 g)		 0.79 x 1.54 x 1.47 in
(20 x 39 x 37 mm)		 100/125 oz-in
(7.2/9.0 kg-cm)		 0.09/0.07 sec
@ 60 deg		 Coreless, aluminum gear $139.95
94358 ERG-VB High Torque Dual Ball Bearing 2.12 oz
(60.2 g)		 0.79 x 1.54 x 1.47 in
(20 x 39 x 37 mm)		 160/200 oz-in
(11.5/14.4 kg-cm)		 0.13/0.10 sec
@ 60 deg		 Coreless, aluminum gear $139.95
94359 ERG-VX High Torque Aluminum Heat Sink 2.19 oz
(62.2 g)		 0.79 x 1.54 x 1.47 in
(20 x 39 x 37 mm)		 160/200 oz-in
(11.5/14.4 kg-cm)		 0.13/0.10 sec
@ 60 deg		 Coreless, aluminum gear, heat sink $159.95
94451 Pro Contest Heli & Airplane High Speed BB 1.94 oz
(55.1 g)		 0.79 x 1.54 x 1.47 in
(20 x 39 x 37 mm)		 88/110 oz-in
(6.35/7.9 kg-cm)		 0.15/0.12 sec
@ 60 deg		 Coreless, dual ball bearing $109.95
94452 Pro Contest Heli & Airplane High Speed Dual Ball Bearing 2.08 oz
(59.1 g)		 0.79 x 1.54 x 1.47 in
(20 x 39 x 37 mm)		 77/96 oz-in
(5.6/6.9 kg-cm)		 0.11/0.09 sec
@ 60 deg		 Coreless $114.95
94453 Pro Contest Heli & Airplane High Torque Dual Ball Bearing 2.08 oz
(59.1 g)		 0.79 x 1.54 x 1.48 in
(20 x 39 x 38 mm)		 99/124 oz-in
(7.1/8.9 kg-cm)		 0.17/0.14 sec
@ 60 deg		 Coreless, metal gears, dual ball bearing $114.95
94731 Contest Heli & Airplane 1.80 oz
(51.1 g)		 0.79 x 1.54 x 1.40 in
(20 x 39 x 36 mm)		 77/96 oz-in
(5.6/6.9 kg-cm)		 0.17/0.14 sec
@ 60 deg		 Coreless, metal output gear, dual ball bearing $74.95
94734 Contest Retract 1.73 oz
(49.1 g)		 0.79 x 1.54 x 1.38 in
(20 x 39 x 35 mm)		 73/91 oz-in
(5.3/6.6 kg-cm)		 0.40/0.32 sec
@ 60 deg		 5 Pole, metal output gear, dual ball bearing $63.95
94737 Contest High Speed 1.94 oz
(55.1 g)		 0.79 x 1.54 x 1.38 in
(20 x 39 x 35 mm)		 56/70 oz-in
(4.0/5.1 kg-cm)		 0.15/0.12 sec
@ 60 deg		 Coreless, metal output gear, dual ball bearing $87.95
94738 Contest High Torque 1.94 oz
(55.1 g)		 0.79 x 1.54 x 1.38 in
(20 x 39 x 35 mm)		 70/88 oz-in
(5.1/6.4 kg-cm)		 0.20/0.16 sec
@ 60 deg		 Coreless, metal output gear, dual ball bearing, watertight $74.95
94739 Contest Proportional Retract 1.87 oz
(53.1 g)		 0.75 x 1.46 x 1.38 in
(19 x 37 x 35 mm)		 74/93 oz-in
(5.3/6.7 kg-cm)		 0.42/0.34 sec
@ 60 deg		 5 Pole, metal output gear, dual ball bearing, 170 deg $59.95
94742 Contest BB 1.87 oz
(53.1 g)		 0.75 x 1.46 x 1.38 in
(19 x 37 x 35 mm)		 74/93 oz-in
(5.3/6.7 kg-cm)		 0.42/0.34 sec
@ 60 deg		   $44.95
94743 Contest AP Standard 1.80 oz
(51.1 g)		 0.79 x 1.54 x 1.38 in
(20 x 39 x 35 mm)		 67/84 oz-in
(4.8/6.1 kg-cm)		 0.19/0.15 sec
@ 60 deg		 3 Pole, nylon gears, dual ball bearing $44.95
94751 Competition Digital Servo Aircraft 1.80 oz
(51.1 g)		 0.79 x 1.54 x 1.40 in
(20 x 39 x 36 mm)		 73/91 oz-in
(5.3/6.6 kg-cm)		 0.16/0.13 sec
@ 60 deg		 Coreless -?-
94755 Competition Digital Servo 2.04 oz
(58.0 g)		 0.79 x 1.54 x 1.40 in
(20 x 39 x 36 mm)		 65/81 oz-in
(4.7/5.8 kg-cm)		 0.14/0.11 sec
@ 60 deg		 Coreless, Metal Output Gear -?-
94757 Competition Digital Servo High Torque 2.12 oz
(60.2 g)		 0.79 x 1.54 x 1.47 in
(20 x 39 x 37 mm)		 92/115 oz-in
(6.6/8.3 kg-cm)		 0.09/0.07 sec
@ 60 deg		 Coreless, Metal Gears -?-
94758 Competition Digital Servo High Speed 2.12 oz
(60.2 g)		 0.79 x 1.54 x 1.47 in
(20 x 39 x 37 mm)		 92/115 oz-in
(6.6/8.3 kg-cm)		 0.07/0.06 sec
@ 60 deg		 Coreless, Metal Gears -?-
94921 Low Profile Dual Ball Bearing 1.69 oz
(48.0 g)		 0.87 x 1.74 x 0.92 in
(22 x 44 x 21 mm)		 56/70 oz-in
(4.0/5.1 kg-cm)		 0.16/0.13 sec
@ 60 deg		 Coreless $82.95
94924 Low Profile Retract Dual Ball Bearing 1.60 oz
(45.4 g)		 0.87 x 1.74 x 0.92 in
(22 x 44 x 21 mm)		 77/96 oz-in
(5.6/6.9 kg-cm)		 0.48/0.38 sec
@ 60 deg		 Standard 5 Pole, switch type (non-proportional) $74.95

 

Futaba
Servo # Description Weight Dimensions
(W x L x H)		 Torque Speed Motor/ Bearings Street Price
S148 Precision Standard (my favorite servo!) 1.6 oz
(45.4 g)		 0.77 x 1.59 x 1.41 in
(20 x 40 x 36 mm)		 44/57 oz-in
(3.2/4.1 kg-cm)		 0.23/0.19 sec
@ 60 deg		 3 pole, oilite bearing $14.99
S3001 Standard Precision BB 1.6 oz
(45.4 g)		 0.77 x 1.59 x 1.41 in
(20 x 40 x 36 mm)		 44/57 oz-in
(3.2/4.1 kg-cm)		 0.23/0.19 sec
@ 60 deg		 3 pole, top ball bearing $24.99
S3003 Standard 1.31 oz
(37.2 g)		 0.78 x 1.59 x 1.42 in
(20 x 40 x 36 mm)		 44/57 oz-in
(3.2/4.1 kg-cm)		 0.23/0.19 sec
@ 60 deg		 3 pole, top ball bearings $11.99
S3004 Standard BB 1.30 oz
(36.9 g)		 0.78 x 1.59 x 1.42 in
(20 x 40 x 36 mm)		 44/57 oz-in
(3.2/4.1 kg-cm)		 0.23/0.19 sec
@ 60 deg		 3 pole, single top ball bearing $13.99
S3104 1/4 Scale 3.3 oz
(93.7 g)		 1.2 x 2.4 x 2.0 in
(30.5 x 61.0 x 50.8 mm)		 126/NR oz-in
(9.1/NR kg-cm)		 0.21/NR sec
@ 60 deg		 3 pole, no bearings, watertight $34.99
S3302 1/4 Scale BB Servo 3.60 oz
(102.2 g)		 1.14 x 2.32 x 1.97 in
(29 x 59 x 50 mm)		 89.2/110.0 oz-in
(7.9 kg-cm)		 0.24/0.19 sec
@ 60 deg		 5 pole motor, metal gear, water resistant $54.99
S3401 Coreless BB 1.66 oz
(47.1 g)		 0.79 x 1.60 x 1.47 in
(20.1 x 40.6 x 37.3 mm)		 36.4/44.4 oz-in
(2.6/3.2 kg-cm)		 0.19/0.15 sec
@ 60 deg		 5 pole motor, metal gear, water resistant $44.99
S3801 Sail Arm BB 3.7 oz
(107.9 g)		 1.2 x 2.4 x 1.97 in
(30.5 x 61.0 x 50.0 mm)		 156.2/194.0 oz-in
(11.3/14.0 kg-cm)		 0.33/0.22 sec
@ 60 deg		 5 pole motor, arm type, metal gear, water resistant $69.99
S3802 Sail Winch 2.60 oz
(73.84 g)		 0.91 x 1.73 x 1.69 in
(23.1 x 43.9 x 42.9 mm)		 122.2/153.0 oz-in
(8.8/11.0 kg-cm)		 0.70/0.56 sec
@ 60 deg		 arm type, metal gear $54.99
S5301 High Torque Giant Scale 4.41 oz
(125.2 g)		 1.2 x 2.4 x 1.96 in
(30.5 x 61.0 x 49.8 mm)		 233/292 oz-in
(16.8/21.1 kg-cm)		 0.29/0.23 sec
@ 60 deg		 3 pole motor, all metal gear, dual ball bearings $94.99
S5302 High Torque 1/4 Scale 4.41 oz
(125.2 g)		 1.13 x 2.33 x 1.96 in
(28.7 x 59.2 x 49.8 mm)		 189/236.0 oz-in
(13.6/17.0 kg-cm)		 0.19/0.15 sec
@ 60 deg		 5 pole motor, all metal gear, dual ball bearings $94.99
S5801 Sail Winch BB 2.90 oz
(82.4 g)		 0.98 x 1.81 x 1.73 in
(24.9 x 46.0 x 43.9 mm)		 108.8/136.0 oz-in
(7.9/9.8 kg-cm) 6/7.2		 0.6/0.5 sec
@ 360 deg 6/7.2		 5 pole motor, drum type, metal gear, water resistant $149.99
S9001 Coreless BB 1.7 oz
(48.3 g)		 0.78 x 1.59 x 1.48 in
(19.8 x 40.4 x 37.6 mm)		 54.2/72.2 oz-in
(3.9/5.2 kg-cm)		 0.22/0.18 sec
@ 60 deg		 Coreless $44.99
S9101 High Speed Coreless BB 1.5 oz
(42.6 g)		 0.80 x 1.52 x 1.36 in
(20.3 x 38.6 x 34.5 mm)		 34.1/42.7 oz-in
(2.5/3.1 kg-cm)		 0.20/0.16 sec
@ 60 deg		 Coreless, water resistant $59.99
S9102 Wing Mount Aileron BB 1.6 oz
(45.4 g)		 0.87 x 1.85 x 1.05 in
(22.1 x 47.0 x 26.7 mm)		 40.0/50.0 oz-in
(2.9/3.6 kg-cm)		 0.16/0.13 sec
@ 60 deg		 Coreless, water resistant $89.99
S5050 Digital High Torque Giant Scale 4.41 oz
(125.2 g)		 1.2 x 2.4 x 2.0 in
(30.5 x 61.0 x 50.8 mm)		 211.0/263.7 oz-in
(15.2/19.0 kg-cm) @ 6V		 0.25/0.20 sec
@ 60 deg @ 6V		 5 pole, watertight $109.99
S9150 Digital Low Profile Aileron 1.87 oz
(53.1 g)		 1.06 x 1.87 x 1.00 in
(26.9 x 47.5 x 25.4 mm)		 80.5/NR oz-in
(5.8/NR kg-cm)		 0.18/NR sec
@ 60 deg		 coreless, special servo arm style, watertight $99.99
S9151 Digital High Torque Rudder F3A 1.75 oz
(49.7 g)		 0.75 x 1.60 x 1.50 in
(19.1 x 40.6 x 38.1 mm)		 131.9/NR oz-in
(9.5/NR kg-cm)		 0.19/NR sec
@ 60 deg		 very precise F3A, dual ball bearings, watertight $99.99
S9202 Coreless BB 1.8 oz
(51.1 g)		 0.79 x 1.59 x 1.40 in
(20.1 x 40.4 x 35.6 mm)		 76/98 oz-in
(5.5/7 kg-cm)		 0.26/0.21 sec
@ 60 deg		 Coreless $54.99
S9203 High Speed BB 1.9 oz
(54.0 g)		 0.79 x 1.59 x 1.48 in
(20.1 x 40.4 x 37.6 mm)		 76.4 oz-in
(5.5 kg-cm)		 0.11 sec
@ 60 deg		 Coreless -?-
S9204 High Torque BB 1.9 oz
(54.0 g)		 0.79 x 1.59 x 1.48 in
(20.1 x 40.4 x 37.6 mm)		 131.2 oz-in
(9.5 kg-cm)		 0.19 sec
@ 60 deg		 Coreless -?-
S9205 Digital Heli Servo 1.90 oz
(54.0 g)		 0.79 x 1.59 x 1.48 in
(20.1 x 40.4 x 37.6 mm)		 76.4/NR oz-in
(5.5/NR kg-cm)		 0.11/NR sec
@ 60 deg		 high torque and speed, metal gears, watertight $99.99
S9206 Digital Heli Servo 1.90 oz
(54.0 g)		 0.79 x 1.59 x 1.48 in
(20.1 x 40.4 x 37.6 mm)		 132.7/NR oz-in
(9.6/NR kg-cm)		 0.19/NR sec
@ 60 deg		 very high torque, metal gears, watertight $114.99
S9250 Digital Heli High Speed 1.90 oz
(54.0 g)		 0.79 x 1.59 x 1.48 in
(20.1 x 40.4 x 37.6 mm)		 76.3/NR oz-in
(5.5/NR kg-cm)		 0.11/NR sec
@ 60 deg		 high torque and speed, metal gears, watertight $106.99
S9251 Digital High Speed Rudder 2.0 oz
(56.8 g)		 0.75 x 1.50 x 1.40 in
(19.1 x 38.1 x 35.6 mm)		 51.4/NR oz-in
(3.7/NR kg-cm)		 0.07/NR sec
@ 60 deg		 coreless, metal gears, watertight $124.99
S9252 Digital High Torque All-Purpose 1.75 oz
(49.7 g)		 0.75 x 1.50 x 1.40 in
(19.1 x 38.1 x 35.6 mm)		 91.6/NR oz-in
(6.6/NR kg-cm)		 0.14/NR sec
@ 60 deg		 watertight $109.99
S9253 Digital High Speed Rudder 1.74 oz
(49.4 g)		 0.75 x 1.50 x 1.40 in
(19.1 x 38.1 x 35.6 mm)		 27.8/NR oz-in
(2.0/NR kg-cm)		 0.08/NR sec
@ 60 deg		 coreless, watertight $129.99
S9254 Standard BB Digital 1.70 oz
(48.5 g)		 0.75 x 1.60 x 1.40 in
(19.1 x 40 x 35.6 mm)		 47/NR oz-in
(3.4/NR kg-cm)		 0.06/NR sec
@ 60 deg		 Dual ball bearing, nylon gears $109.99
S9303 High Torque BB 2.3 oz
(65.3 g)		 0.79 x 1.59 x 1.55 in
(20.1 x 40.4 x 39.4 mm)		 99.0 oz-in
(7.1 kg-cm)		 0.19 sec
@ 60 deg		 Coreless -?-
S9304 Coreless BB 1.8 oz
(51.1 g)		 0.79 x 1.59 x 1.40 in
(20.1 x 40.4 x 35.6 mm)		 56.4/69.5 oz-in
(4.1/5.0 kg-cm)		 0.28/0.22 sec
@ 60 deg		 Coreless, watertight $64.99
S9402 High Speed High Torque BB 1.9 oz
(54.0 g)		 0.79 x 1.59 x 1.48 in
(20.1 x 40.4 x 37.6 mm)		 89.1/111.1 oz-in
(8.0 kg-cm)		 0.13/0.10 sec
@ 60 deg		 Coreless, metal gears, watertight $99.99
S9403 Coreless BB 1.7 oz
(48.3 g)		 0.79 x 1.59 x 1.40 in
(20.1 x 40.4 x 35.6 mm)		 44.5 oz-in
(3.2 kg-cm)		 0.16 sec
@ 60 deg		 Coreless -?-
S9404 Coreless BB 1.94 oz
(55.1 g)		 0.79 x 1.54 x 1.47 in
(20 x 39 x 37 mm)		 79.2 oz-in
(5.7 kg-cm)		 0.11 sec
@ 60 deg		 Coreless, alloy gear $114.99
S9450 Digital High Speed Car 1.94 oz
(55.1 g)		 0.79 x 1.59 x 1.48 in
(20.1 x 40.4 x 37.6 mm)		 88.8/111.0 oz-in
(6.4/8.0 kg-cm)		 0.10/0.08 sec
@ 60 deg		 coreless, metal gears, watertight $129.99
S9550 Digital High Speed Low Profile 1.55 oz
(44.0 g)		 0.82 x 1.59 x 1.00 in
(20.8 x 40.4 x 25.4 mm)		 66.6/83.3 oz-in
(4.8/6.0 kg-cm)		 0.11/0.09 sec
@ 60 deg		 coreless, metal gears, watertight $119.99

 

Hitec
Servo # Description Weight Dimensions
(W x L x H)		 Torque Speed Motor/ Bearings Street Price
HS-225BB Ball Bearing 0.95 oz
(27 g)		 1.27 x 0.66 x 1.22 in
(32.4 x 16.8 x 31 mm)		 54.2/66.7 oz-in
(3.9/4.8 kg-cm)		 0.14/0.11 sec
@ 60 deg		 3 pole ferrite motor, ball bearing, oilite bushing $22.95
HS-225MG Metal Gear 1.1 oz
(31 g)		 1.27 x 0.66 x 1.22 in
(32.4 x 16.8 x 31 mm)		 54.2/66.7 oz-in
(3.9/4.8 kg-cm)		 0.14/0.11 sec
@ 60 deg		 3 pole ferrite motor, metal gears, ball bearing, oilite bushing $29.95
HS-300 Standard Servo 1.7 oz
(47.1 g)		 0.8 x 1.6 x 1.4 in
(20 x 41 x 37 mm)		 42/51 oz-in
(3.0/3.7 kg-cm)		 0.19/0.15 sec
@ 60 deg		 3 pole, nylon bushing $14.95
HS-300BB Economy Ball Bearing 1.75 oz
(49.7 g)		 0.8 x 1.6 x 1.4 in
(20 x 41 x 37 mm)		 42/51 oz-in
(3.0/3.7 kg-cm)		 0.19/0.15 sec
@ 60 deg		 3 pole, Top Ball Bearing $20.95
HS-303 Economy Servo 1.7 oz
(48.5 g)		 0.8 x 1.6 x 1.4 in
(20 x 41 x 37 mm)		 49 oz-in
(3.5 kg-cm)		 0.19/0.15 sec
@ 60 deg		 3 pole, Nylon Gears, Nylon Bearings $17.95
HS-311 Economical Standard 1.7 oz
(45.2 g)		 0.8 x 1.6 x 1.4 in
(20 x 41 x 36 mm)		 42.0/51.0 oz-in
(3.0/3.7 kg-cm)		 0.19/0.15 sec
@ 60 deg		 3 pole, nylon bushings $12.95
HS-322 Super Standard Sport 1.5 oz
(43 g)		 0.8 x 1.6 x 1.4 in
(20 x 41 x 37 mm)		 42.0/51.0 oz-in
(3.0/3.7 kg-cm)		 0.19/0.15 sec
@ 60 deg		 3 pole, nylon bushing $9.95
HS-322HD Standard Heavy Duty 1.5 oz
(43 g)		 0.8 x 1.6 x 1.4 in
(20 x 41 x 37 mm)		 42.0/49.0 oz-in
(3.0/3.4 kg-cm)		 0.19/0.15 sec
@ 60 deg		 3 pole, nylon bushings $9.95
HS-325BB Super Servo 1.7 oz
(48 g)		 0.8 x 1.6 x 1.4 in
(20 x 41 x 37 mm)		 42.0/49.0 oz-in
(3.0/3.4 kg-cm)		 0.19/0.15 sec
@ 60 deg		 3 pole, top ball bearing $12.95
HS-325HB Heavy Duty Ball Bearing 1.7 oz
(48 g)		 0.8 x 1.6 x 1.4 in
(20 x 41 x 37 mm)		 42/51 oz-in
(3.0/3.7 kg-cm)		 0.19/0.15 sec
@ 60 deg		 3 pole, top ball bearing $12.95
HS-422 Deluxe Servo 1.6 oz
(45.5 g)		 0.77 x 1.59 x 1.44 in
(19.8 x 40.6 x 36.6 mm)		 45.8/56.9 oz-in
(3.3/4.1 kg-cm)		 0.21/0.16 sec
@ 60 deg		 3 pole, dual oilite bearing, nylon gears $12.95
HS-425BB Pro Dual BB 1.6 oz
(45.5 g)		 0.77 x 1.59 x 1.44 in
(19.8 x 40.6 x 36.6 mm)		 45.8/56.9 oz-in
(3.3/4.1 kg-cm)		 0.21/0.16 sec
@ 60 deg		 3 pole, dual ball bearing, resin gears $14.95
HS-425HB Super Pro BB 1.6 oz
(45.5 g)		 0.8 x 1.6 x 1.4 in
(20 x 41 x 36 mm)		 45.8/56.9 oz-in
(3.3/4.1 kg-cm)		 0.21/0.16 sec
@ 60 deg		 3 pole, dual ball bearing $22.95
HS-475HB Heavy Duty Ball Bearing 1.4 oz
(39 g)		 0.8 x 1.5 x 1.4 in
(20 x 38 x 35 mm)		 61/76 oz-in
(4.3/5.5 kg-cm)		 0.23/0.18 sec
@ 60 deg		 3 pole, dual ball bearing $27.95
HS-525BB High Speed Ball Bearing 1.65 oz
(45.2 g)		 0.77 x 1.56 x 1.41 in
(19.8 x 39.8 x 36 mm)		 45.8/56.9 oz-in
(3.3/4.1 kg-cm)		 0.17/0.13 sec
@ 60 deg		 5 pole, nylon gears, 1 ball bearing, oilite bushing $29.95
HS-525MG High Speed Metal Gear 1.78 oz
(51 g)		 0.77 x 1.56 x 1.41 in
(19.8 x 39.8 x 36 mm)		 45.8/56.9 oz-in
(3.3/4.1 kg-cm)		 0.17/0.13 sec
@ 60 deg		 5 pole, metal gears, dual ball bearings $59.95
HS-545BB Ball Bearing Servo 1.56 oz
(44.5 g)		 0.77 x 1.56 x 1.41 in
(19.8 x 39.8 x 36 mm)		 61.1/76.4 oz-in
(4.4/5.5 kg-cm)		 0.22/0.17 sec
@ 60 deg		 5 pole, nylon gears, 1 ball bearing, oilite bushing $29.95
HS-605BB Ball Bearing Servo 1.73 oz
(49 g)		 0.8 x 1.6 x 1.6 in
(20 x 41 x 40 mm)		 92 oz-in
(6.6 kg-cm)		 0.13 sec
@ 60 deg		 3 pole ferrite, dual ball bearings $59.95
HS-605MG Ball Bearing, Metal Gear 1.72 oz
(49 g)		 0.77 x 1.59 x 1.57 in
(20 x 41 x 40 mm)		 76.4/94.4 oz-in
(5.5/6.8 kg-cm)		 0.17/0.13 sec
@ 60 deg		 3 pole, metal gears, dual ball bearings $28.95
HS-615MG Ball Bearing, Metal Gear 2.12 oz 0.8 x 1.6 x 1.5 in
(20 x 41 x 38 mm)		 132 oz-in
(9.5 kg-cm)		 0.17 sec
@ 60 deg		 Dual Ball Bearing $75.95
HS-625MG Ultra Speed Metal Gear 1.94 oz
(55.1 g)		 0.77 x 1.59 x 1.48 in
(20 x 41 x 38 mm)		 76.4/94.4 oz-in
(5.5/6.8 kg-cm)		 0.18/0.15 sec
@ 60 deg		 3 pole, metal gears, dual ball bearings $28.95
HS-645MG Ultra Torque Metal Gear 1.94 oz
(55.1 g)		 0.77 x 1.59 x 1.48 in
(20 x 41 x 38 mm)		 106.9/1.33.3 oz-in
(7.7/9.6 kg-cm)		 0.24/0.20 sec
@ 60 deg		 3 pole, metal gears, dual ball bearings $39.95
HS-700BB Standard 1/4 Scale 3.6 oz
(102 g)		 1.14 x 2.32 x 2.04 in
(29 x 59 x 52 mm)		 138.9/173.6 oz-in
(10/12.5 kg-cm)		 0.22/0.17 sec
@ 60 deg		 3 pole, nylon gears, 1 ball bearing, oilite bushing $25.95
HS-705MG Metal Gear 1/4 Scale 4.72 oz
(134 g)		 1.14 x 2.33 x 2.05 in
(29 x 59 x 52 mm)		 161.1/201.4 oz-in
(11.6/14.5 kg-cm)		 0.26/0.20 sec
@ 60 deg		 3 pole, nylon gears, 1 ball bearing, oilite bushing $35.95
HS-715BB Ball Bearing Sail Arm 3.59 oz
(102 g)		 1.14 x 2.32 x 2.04 in
(29 x 59 x 52 mm)		 161.1/201.4 oz-in
(11.6/14.5 kg-cm)		 0.25/0.19 sec
@ 60 deg		 3 pole, nylon gears, top ball bearing, oilite bushing $35.95
HS-725BB 3.5 Turn Sail Drum 3.9 oz
(110 g)		 1.14 x 2.32 x 2.04 in
(29 x 59 x 52 mm)		 161.1/201.4 oz-in
(14.5 kg-cm)		 1.5/1.1 sec
@ 360deg		 3 pole, nylon gears, 1 ball bearing, oilite bushing $48.95
HS-805BB Mega Torque 1/4 Scale 5.4 oz
(152 g)		 1.18 x 2.59 x 1.26 in
(30 x 66 x 58 mm)		 275.0/343.0 oz-in
(19.8/24.7 kg-cm)		 0.19/0.14 sec
@ 60 deg		 3 pole, heavy duty nylon gears, dual ball bearings $43.95
HS-815BB 140 Degree Sail Arm 5.4 oz
(152 g)		 1.18 x 2.59 x 1.26 in
(30 x 66 x 58 mm)		 275.0/343.0 oz-in
(19.8/24.7 kg-cm)		 0.19/0.14 sec
@ 60 deg		 3 pole, heavy duty nylon gears, dual ball bearings $48.95
HS-925MG High Speed Coreless 2.0 oz
(56 g)		 0.78 x 1.55 x 1.48 in
(20 x 39 x 38 mm)		 84.7/106.7 oz-in
(6.1/7.7 kg-cm)		 0.20/0.11 sec
@ 60 deg		 coreless, metal gears, dual ball bearings $149.99
HS-945MG High Torque Coreless 2.0 oz 0.78 x 1.55 x 1.48 in
(20 x 39 x 38 mm)		 122.2/152.8 oz-in
(8.8/11.0 kg-cm)		 0.12 sec
@ 60 deg		 Coreless, metal gears, dual ball bearing $149.99
HS-5125MG Digital Slim Wing Servo 0.84 oz
(25.0 g)		 0.51 x 1.14 x 1.18 in
(13 x 29 x 30 mm)		 41.7/48.6 oz-in
(3.0/3.5 kg-cm)		 0.17/0.13 sec
@ 60 deg		 3 pole ferrite motor, all metal gears, dual ball bearing $65.95
HS-5245MG Digital High Torque Servo 1.12 oz
(32.0 g)		 0.7 x 1.3 x 1.18 in
(17 x 32 x 30 mm)		 61/76 oz-in
(4.4/5.5 kg-cm)		 0.17/0.13 sec
@ 60 deg		 3 pole, Alumite metal gears, dual ball bearing $65.95
HS-5425MG Digital Mini 0.84 oz
(24.0 g)		 0.51 x 1.14 x 1.18 in
(13 x 29 x 30 mm)		 41.7/48.6 oz-in
(3.0/3.5 kg-cm)		 0.17/0.13 sec
@ 60 deg		 3 pole ferrite motor, all metal gears, dual ball bearing $65.95
HS-5475HB Digital High Torque Heavy Duty 1.4 oz
(39 g)		 0.8 x 1.5 x 1.4 in
(20 x 38 x 35 mm)		 61/76 oz-in
(4.3/5.5 kg-cm)		 0.23/0.18 sec
@ 60 deg		 3 pole, dual ball bearing New!
HS-5625MG Digital High Speed 2.11 oz
(60.0 g)		 0.77 x 1.59 x 1.48 in
(20 x 41 x 38 mm)		 109.0/131.0 oz-in
(7.9/9.4 kg-cm)		 0.17/0.14 sec
@ 60 deg		 3 pole, 3 metal gears, dual ball bearings $54.95
HS-5645MG Digital High Torque 2.11 oz
(60.0 g)		 0.77 x 1.59 x 1.48 in
(20 x 41 x 38 mm)		 143.0/168.0 oz-in
(12.1/10.3 kg-cm)		 0.23/0.18 sec
@ 60 deg		 3 pole, Alumite metal gears, dual ball bearings $54.95
HS-5645HB Digital 1/4 Scale 5.14 oz
(146 g)		 1.14 x 2.32 x 2.04 in
(29 x 59 x 52 mm)		 222.2/263.9 oz-in
(16/19 kg-cm)		 0.16/0.13 sec
@ 60 deg		 3 pole, metal gears, dual ball bearings $69.95
HS-5735MG Digital 1/4 Scale 5.1 oz
(146 g)		 1.1 x 2.3 x 2.0 in
(29 x 59 x 52 mm)		 122/264 oz-in
(16/19 kg-cm)		 0.16/0.13 sec
@ 60 deg		 3 pole, metal gears, dual ball bearing, heat sink $89.95
HS-5925MG Digital Coreless High Speed 1.97 oz
(56 g)		 0.78 x 1.55 x 1.48 in
(20 x 39 x 38 mm)		 102.8/127.8 oz-in
(7.4/9.2 kg-cm)		 0.10/0.08 sec
@ 60 deg		 Coreless, metal gears, dual ball bearing $89.95
HS-5945MG Digital Coreless High Torque 2.0 oz
(56 g)		 0.8 x 1.2 x 1.5 in
(20 x 39 x 38 mm)		 153/181 oz-in
(11/13 kg-cm)		 0.16/0.13 sec
@ 60 deg		 coreless, metal gears, dual ball bearing $89.95
HS-5975HB Digital Heavy Duty High Speed 1.76 oz
(49 g)		 0.8 x 1.5 x 1.5 in
(20 x 38 x 38 mm)		 91/109 oz-in
(6.5/7.8 kg-cm)		 0.13/0.10 sec
@ 60 deg		 coreless, resin gears, dual ball bearing $89.95 New!

 

JR
Servo # Description Weight Dimensions
(W x L x H)		 Torque Speed Motor/ Bearings Street Price
507 Standard 1.47 oz
(41.7 g)		 0.73 x 1.52 x 1.32 in
(19 x 39 x 34 mm)		 40.3 oz-in
(2.9 kg-cm)		 0.22 sec
@ 60 deg		 3-Pole Ferrite -?-
513 Standard Retract 1.72 oz
(48.8 g)		 0.73 x 1.52 x 1.32 in
(19 x 39 x 34 mm)		 67 oz-in
(4.8 kg-cm)		 1.25 sec
@ 60 deg		 5-pole ferrite, Single Ball Bearing $32.95
517 Standard Ball Bearing 1.58 oz
(44.9 g)		 0.73 x 1.52 x 1.32 in
(19 x 39 x 34 mm)		 40.3 oz-in
(2.9 kg-cm)		 0.25 sec
@ 60 deg		 3-Pole Ferrite -?-
527 Standard Sport 1.47 oz
(41.7 g)		 0.73 x 1.52 x 1.32 in
(19 x 39 x 34 mm)		 40.3 oz-in
(2.9 kg-cm)		 0.25 sec
@ 60 deg		 3-pole ferrite, No Bearings $17.95
531 Premium Sport 1.50 oz
(42.6 g)		 0.73 x 1.52 x 1.32 in
(19 x 39 x 34 mm)		 51 oz-in
(3.7 kg-cm)		 0.21 sec
@ 60 deg		 3-pole ferrite, Single Ball Bearing $39.95
537 Standard Sport BB 1.58 oz
(44.9 g)		 0.73 x 1.52 x 1.32 in
(19 x 39 x 34 mm)		 43 oz-in
(3.1 kg-cm)		 0.25 sec
@ 60 deg		 3-pole ferrite, Single Ball Bearing $26.95
Z550 Premium race 1.5 oz
(42.6 g)		 0.73 x 1.52 x 1.32 in
(19 x 39 x 34 mm)		 60 oz-in
(4.5 kg-cm)		 0.09 sec
@ 60 deg		 3-Pole Ferrite $34.95
Z590M ** Torque race servo xx oz
(xx g)		 0.73 x 1.52 x 1.32 in
(19 x 39 x 34 mm)		 70 oz-in
(5.1 kg-cm)		 xx sec
@ 60 deg		 3-Pole Ferrite, metal gears $34.95
605 Monster FET 4.75 oz
(134.9 g)		 1.26 x 2.50 x 2.30 in
(32 x 64 x 58 mm)		 139.1 oz-in
(10.0 kg-cm)		 0.28 sec
@ 60 deg		 Cored Motor, Dual Bearings $99.95
615 Ultra Torque Monster FET 5.12 oz
(145.4 g)		 1.26 x 2.50 x 2.30 in
(32 x 64 x 58 mm)		 181 oz-in
(13.1 kg-cm)		 0.19 sec
@ 60 deg		 Coreless, Dual Ball Bearings $99.95
703 Low Profile Retract 1.16 oz
(32.9 g)		 0.88 x 1.73 x 0.93 in
(22 x 44 x 24 mm)		 93.2 oz-in
(6.7 kg-cm)		 1.36 sec
@ 60 deg		 Cored, Dual Ball Bearings, 160 deg $89.95
911 Mid Size Low Profile BB 1.13 oz
(32.1 g)		 0.71 x 1.41 x 1.03 in
(18 x 36 x 26 mm)		 43.1 oz-in
(3.1 kg-cm)		 0.27 sec
@ 60 deg		 5 pole ferrite, Dual Ball Bearings $52.95
2700G Precision Hi-Speed 2.0 oz
(56.8 g)		 0.73 x 1.29 x 1.52 in
(19 x 33 x 39 mm)		 49 oz-in
(3.5 kg-cm)		 0.11 sec
@ 60 deg		 Raced, Dual Ball Bearing $89.95
2721 Ultra-Torque Alloy 1.84 oz
(52.3 g)		 0.73 x 1.29 x 1.32 in
(19 x 33 x 34 mm)		 116 oz-in
(8.4 kg-cm)		 0.18 sec
@ 60 deg		 Coreless, Dual Ball Bearing $139.95
Z2750 Super Race 2.0 oz
(56.8 g)		 0.73 x 1.52 x 1.29 in
(19 x 39 x 33 mm)		 62.0 oz-in
(4.5 kg-cm)		 0.17 sec
@ 60 deg		 Coreless, Dual Bearings $124.95
3025 Ultra Speed 0.95 oz
(27.0 g)		 0.58 x 1.30 x 1.02 in
(15 x 33 x 26 mm)		 29.2 oz-in
(2.1 kg-cm)		 0.15 Coreless, Dual Bearings $62.95
3321 Wing Ball Bearing Servo 0.95 oz
(27.0 g)		 0.58 x 1.30 x 1.30 in
(15 x 33 x 33 mm)		 59.8 oz-in
(4.3 kg-cm)		 0.36 sec
@ 60 deg		 Coreless, Dual Bearings $74.95
4000 Super Servo 1.76 oz
(50.0 g)		 0.73 x 1.52 x 1.32 in
(19 x 39 x 34 mm)		 73.6 oz-in
(5.3 kg-cm)		 0.17 sec
@ 60 deg		 Coreless, Dual Bearings $124.95
4131 Ultra Precision 1.50 oz
(42.6 g)		 0.73 x 1.52 x 1.32 in
(19 x 39 x 34 mm)		 90.4 oz-in
(6.5 kg-cm)		 0.23 sec
@ 60 deg		 Coreless, Dual Ball Bearings $79.95
4721 Ultra Torque 1.72 oz
(48.8 g)		 0.73 x 1.52 x 1.32 in
(19 x 39 x 34 mm)		 119.6 oz-in
(8.6 kg-cm)		 0.22 sec
@ 60 deg		 Coreless, Dual Ball Bearings $84.95
4735 Ultra Speed 1.72 oz
(48.8 g)		 0.73 x 1.52 x 1.32 in
(19 x 39 x 34 mm)		 90.0 oz-in
(6.5 kg-cm)		 0.15 sec
@ 60 deg		 Coreless, Dual Ball Bearings $84.95
Z4750 Ultra Race Servo 1.72 oz
(48.8 g)		 0.73 x 1.52 x 1.32 in
(19 x 39 x 34 mm)		 96 oz-in
(6.9 kg-cm)		 0.12 sec
@ 60 deg		 Coreless, Dual Bearings $84.95
7005 Low Profile High Speed 1.31 oz
(37.2 g)		 0.88 x 1.73 x 0.93 in
(22 x 44 x 24 mm)		 62.6 oz-in
(4.5 kg-cm)		 0.19 sec
@ 60 deg		 Coreless, Dual Ball Bearings $89.95
7100 Low Profile Super 1.31 oz
(37.2 g)		 0.88 x 1.73 x 0.93 in
(22 x 44 x 24 mm)		 60.5 oz-in
(4.4 kg-cm)		 0.19 sec
@ 60 deg		 Coreless, Dual Ball Bearings $124.95
8101 Ultra Precision 1.73 oz
(49.1 g)		 0.73 x 1.52 x 1.32 in
(19 x 39 x 34 mm)		 90.4 oz-in
(6.5 kg-cm)		 0.23 sec
@ 60 deg		 Coreless, Dual Ball Bearings, 160 deg $74.95
8700G High Speed Super S 2.11 oz
(59.9 g)		 0.73 x 1.52 x 1.32 in
(19 x 39 x 34 mm)		 49.9 oz-in
(3.6 kg-cm)		 0.09 sec
@ 60 deg		 Coreless, Dual Ball Bearings (wide spaced) $129.95
9011 Mid Size 1.31 oz
(37.2 g)		 0.75 x 1.04 x 1.42 in
(19 x 26 x 36 mm)		 60.6 oz-in
(4.4 kg-cm)		 0.21 sec
@ 60 deg		 Coreless, Dual Ball Bearings $62.95
DS368 Digital Servo 0.80 oz
(22.7 g)		 0.50 x 1.12 x 1.17 in
(13 x 28 x 30 mm)		 53 oz-in
(3.8 kg-cm)		 0.21 sec
@ 60 deg		 Cored, metal gears, No Bearings $69.95
DS811 Digital Advanced Sport 1.44 oz
(40.9 g)		 0.75 x 1.49 x 1.52 in
(19 x 38 x 39 mm)		 54/66 oz-in
(3.9/4.8 kg-cm)		 0.18/0.15 sec
@ 60 deg		 Cored, plastic gears, Single ball bearing $47.99
DS3301 Digital Wing Servo 1.00 oz
(28.4 g)		 0.58 x 1.30 x 1.30 in
(15 x 33 x 33 mm)		 56 oz-in
(4.0 kg-cm)		 0.22 sec
@ 60 deg		 Coreless, nylon gears, Dual Ball Bearings $89.95
DS3421 Digital High Speed 1.04 oz
(29.5 g)		 0.58 x 1.30 x 1.02 in
(15 x 33 x 26 mm)		 65 oz-in
(4.7 kg-cm)		 0.18 sec
@ 60 deg		 Coreless, Dual Ball Bearings $84.95
DS8231 Digital Ultra Precision 1.76 oz
(50.0 g)		 0.73 x 1.52 x 1.32 in
(19 x 39 x 34 mm)		 88 oz-in
(6.4 kg-cm)		 0.22 sec
@ 60 deg		 Coreless, nylon gears, Dual Ball Bearings $129.95
DS8411 Digital Servo 2.03 oz
(57.7 g)		 0.73 x 1.54 x 1.32 in
(19 x 39 x 34 mm)		 155 oz-in
(11.2 kg-cm)		 0.18 sec
@ 60 deg		 Coreless, Dual Ball Bearings (wide spaced) $159.95
DS8417 ** Digital High Speed 2.03 oz
(57.7 g)		 0.73 x 1.52 x 1.32 in
(19 x 39 x 34 mm)		 xx oz-in
(xx kg-cm)		 0.10 sec
@ 60 deg		 Coreless, alloy gears, Dual Ball Bearings (wide spaced) $159.95
DS8450 Digital Ultra Speed 1.92 oz
(54.5 g)		 0.73 x 1.52 x 1.32 in
(19 x 39 x 34 mm)		 98 oz-in
(7.1 kg-cm)		 0.10/0.08 sec
@ 60 deg		 Coreless, alloy gears, Dual Ball Bearings (wide spaced) $159.95
DS8550 Digital Ultra Torque Race 2.03 oz
(57.7 g)		 0.73 x 1.52 x 1.32 in
(19 x 39 x 34 mm)		 188 oz-in
(13.6 kg-cm) 6v		 0.15 sec
@ 60 deg 6v		 Coreless, alloy gears, Dual Ball Bearings $114.95
DS9411 Digital High Speed 1.36 oz
(38.6 g)		 0.75 x 1.41 x 1.03 in
(19 x 36 x 26 mm)		 82 oz-in
(5.9 kg-cm)		 0.15 sec
@ 60 deg		 Coreless, Dual Ball Bearings $99.95


KO Propo
Servo # Description Weight Dimensions
(W x L x H)		 Torque Speed Motor/ Bearings Street Price
PS-712 FET High Torque FET Servo 1.68 oz
(48.1 g)		 0.83 x 1.6 x 1.38 in
(21 x 41 x 35 mm)		 61.0 oz-in
(4.4 kg-cm)		 0.12 sec
@ 60 deg		   -?-
PS-713 FET High Speed FET Servo 1.68 oz
(48.1 g)		 0.83 x 1.6 x 1.38 in
(21 x 41 x 35 mm)		 73.4 oz-in
(5.3 kg-cm) @ 7.2v		 0.10 sec
@ 60 deg @ 7.2v		   -?-
PS-401 High Speed Almighty Servo 1.65 oz
(47 g)		 0.83 x 1.6 x 1.38 in
(21 x 41 x 35 mm)		 44.3 oz-in
(3.2 kg-cm) 6v		 0.16 sec
@ 60 deg 6v		   $41.50
KOPM1100 Metal Gear Servo 2.1 oz
(59.6 g)		 0.83 x 1.5 x 1.6 in
(20 x 38 x 41 mm)		 97 oz-in
(7.0 kg-cm) 7.2v		 0.06 sec
@ 60 deg		   -?-
KOPM1101 Metal Gear Servo 2.1 oz
(59.6 g)		 0.8 x 1.5 x 1.6 in
(20 x 38 x 41 mm)		 91 oz-in
(6.5 kg-cm)		 0.08 sec
@ 60 deg		   -?-
KOPM1104 Metal Gear Servo 2.1 oz
(59.6 g)		 0.8 x 1.5 x 1.6 in
(20 x 38 x 41 mm)		 104.5 oz-in
(7.5 kg-cm)		 0.13 sec
@ 60 deg		   -?-
KOPM1115 Ultra high speed 1.8 oz
(51.1 g)		 0.8 x 1.5 x 1.6 in
(20 x 38 x 41 mm)		 100.4 oz-in
(7.2 kg-cm) @ 7.2v		 0.05 sec
@ 60 deg @ 7.2v		   -?-
PS-2001 FET High Speed Servo 1.8 oz
(51.1 g)		 0.8 x 1.5 x 1.6 in
(20 x 38 x 41 mm)		 90 oz-in
(6.5 kg-cm) @ 6v		 0.08 sec
@ 60 deg @ 6v		 coreless, dual ball bearings, metal gears -?-
PS-2004 FET High Torque Servo 1.8 oz
(51.1 g)		 0.8 x 1.5 x 1.6 in
(20 x 38 x 41 mm)		 104 oz-in
(7.5 kg-cm) @ 6v		 0.13 sec
@ 60 deg @ 6v		 coreless, dual ball bearings, metal gears -?-
PS-2015 FET High Speed Lightweight Servo 1.79 oz
(51.0 g)		 0.8 x 1.5 x 1.6 in
(20 x 38 x 41 mm)		 100.4 oz-in
(7.2 kg-cm) @ 7.2v		 0.05 sec
@ 60 deg @ 7.2v		 coreless, dual ball bearings -?-
PS-2113 FET High Speed FET Servo 1.76 oz
(50.0 g)		 0.8 x 1.5 x 1.6 in
(20 x 38 x 41 mm)		 131.7 oz-in
(9.5 kg-cm) @ 7.2v		 0.06 sec
@ 60 deg @ 7.2v		 plastic gears -?-
PS-2123 FET Digital Power Servo 1.9 oz
(55.0 g)		 0.8 x 1.5 x 1.6 in
(20 x 38 x 41 mm)		 131.7 oz-in
(9.5 kg-cm) @ 7.2v		 0.06 sec
@ 60 deg @ 7.2v		 coreless, metal gears, dual ball bearings $129.99
PS-2143 FET Digital High Speed Servo 1.93 oz
(54.5 g)		 0.8 x 1.5 x 1.6 in
(20 x 38 x 41 mm)		 111.0 oz-in
(8.0 kg-cm) @ 6.0v		 0.08 sec
@ 60 deg @ 6.0v		 coreless, metal gears, dual ball bearings $124.99
PS-2144 FET Digital High Torque Servo 1.9 oz
(54.2 g)		 0.8 x 1.5 x 1.6 in
(20 x 38 x 41 mm)		 180.5 oz-in
(13.0 kg-cm) @ 6.0v		 0.13 sec
@ 60 deg @ 6.0v		 coreless, metal gears, dual ball bearings $124.99
PS-2173 FET High Speed Power Servo 1.93 oz
(54.5 g)		 0.8 x 1.5 x 1.6 in
(20 x 38 x 41 mm)		 111.0 oz-in
(8.0 kg-cm) @ 6v		 0.09 sec
@ 60 deg @ 6v		 coreless, metal gears, dual ball bearings $129.99
PS-2174 FET High Torque Power Servo 1.93 oz
(54.5 g)		 0.8 x 1.5 x 1.6 in
(20 x 38 x 41 mm)		 166.3 oz-in
(12.0 kg-cm) @ 6v		 0.13 sec
@ 60 deg @ 6v		 coreless, metal gears, dual ball bearings $129.99

 

Tower Hobbies
Servo # Description Weight Dimensions
(W x L x H)		 Torque Speed Motor/ Bearings Street Price
TS-35MG Hi Power Metal Gear Mini 1.09 oz
(31 g)		 0.7 x 1.3 x 1.2 in
(18 x 33 x 30 mm)		 55.0/67 oz-in
(4.0/4.8 kg-cm)		 0.14/0.11 sec
@ 60 deg		 top ball bearing $32.99
TS-53 Standard Servo 1.5 oz
(42.6 g)		 0.77 x 1.59 x 1.41 in
(20 x 40 x 36 mm)		 42 oz-in
(3.0 kg-cm)		 0.22 sec
@ 60 deg		   $9.99
TS-59 Low Profile Aileron BB 1.24 oz
(35.2 g)		 0.9 x 1.7 x 1.0 in
(23 x 43 x 25 mm)		 61.6/77.0 oz-in
(4.5/5.6 kg-cm)		 0.18/0.14 sec
@ 60 deg		 watertight, metal & resin gears, single ball bearing $27.99
TS-63 Low Profile Retract 1.23 oz
(34.9 g)		 0.8 x 1.7 x 1.0 in
(20 x 43 x 25 mm)		 90 oz-in
(5.6 kg-cm)		 0.50 sec
@ 60 deg		 1 ball bearing, 1 oilite bushing $32.99
TS-65 Hi-Torque Standard 2BB 1.73 oz
(49.1 g)		 0.8 x 1.6 x 1.5 in
(20 x 43 x 38 mm)		 77 oz-in
(5.6 kg-cm)		 0.16 sec
@ 60 deg		 helical resin gears $29.99
TS-67 Standard 2BB 1.61 oz
(45.7 g)		 0.8 x 1.6 x 1.4 in
(20 x 43 x 36 mm)		 43 oz-in
(3.1 kg-cm)		 0.20 sec
@ 60 deg		 Dual Ball Bearing $17.99
TS-69 Standard Ball Bearing 1.61 oz
(43.2 g)		 0.77 x 1.59 x 1.41 in
(20 x 40 x 36 mm)		 42 oz-in
(3.0 kg-cm)		 0.22 sec
@ 60 deg		   $14.99
TS-70MG Super Torque 2 BB 2.11 oz
(59.9 g)		 0.77 x 1.59 x 1.48 in
(20 x 40 x 38 mm)		 106.7/133.3 oz-in
(7.7/9.6 kg-cm)		 0.24/0.20 sec
@ 60 deg		 metal gears $37.99
TS-75 1/4 Scale Ball Bearing 3.6 oz
(102.2 g)		 1.14 x 2.32 x 1.97 in
(29 x 59 x 50 mm)		 110 oz-in
(7.9 kg-cm)		 0.19 sec
@ 60 deg		   $32.99
TS-80 S2K Giant Scale 2BB 5.36 oz
(152 g)		 1.18 x 2.59 x 1.26 in
(30 x 66 x 58 mm)		 275/343 oz-in
(19.8/24.7 kg-cm)		 0.19/0.14 sec
@ 60 deg		 watertight, dual ball bearings $42.99







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Last Update: July 1, 2006

Cirrus
Servo # Description Weight Dimensions
(W x L x H)		 Torque Speed Motor/ Bearings Street Price
CS-60BB Pro Ball Bearing 1.58 oz
(44.9 g)		 0.79 x 1.60 x 1.49 in
(20 x 41 x 38 mm)		 51.4 oz-in
(3.7 kg-cm)		 0.14 sec
@ 60 deg		 Ball Bearing $16.99
CS-60MG Pro Metal Gear 1.94 oz
(55.1 g)		 0.79 x 1.60 x 1.49 in
(20 x 41 x 38 mm)		 63 oz-in
(4.5 kg-cm)		 0.17 sec
@ 60 deg		 Ball Bearing $21.99
CS-61 Standard Sport 1.75 oz
(44.5 g)		 0.8 x 1.6 x 1.4 in
(20 x 41 x 36 mm)		 42 oz-in
(3.1 kg-cm)		 0.17 sec
@ 60 deg		 Bushings $10.99
CS-63 Low Profile Retract 1.23 oz
(35 g)		 0.9 x 1.73 x 1.0 in
(23 x 44 x 25 mm)		 90 oz-in
(3.2 kg-cm)		 0.17 sec
@ 60 deg		 Ball Bearings $32.99
CS-65 High Torque Standard 1.73 oz
(49.1 g)		 0.8 x 1.6 x 1.5 in
(20 x 41 x 38 mm)		 77 oz-in
(9.3 kg-cm)		 0.16 sec
@ 60 deg		 Dual Ball Bearings $29.99
CS-67 Standard Ball Bearing 1.61 oz
(46 g)		 0.8 x 1.6 x 1.4 in
(20 x 41 x 36 mm)		 43 oz-in
(3.1 kg-cm)		 0.20 sec
@ 60 deg		 Cored, Nylon Gears, Dual Ball Bearing $15.99
CS-70 Pro 1.55 oz
(44.0 g)		 0.77 x 1.59 x 1.48 in
(20 x 40 x 38 mm)		 45.8 oz-in
(3.3 kg-cm)		 0.12 sec
@ 60 deg		 Bushings -?-
CS-70MG Super Torque 2.1 oz
(60 g)		 0.77 x 1.59 x 1.48 in
(20 x 40 x 38 mm)		 106.7/133.3 oz-in
(7.7/9.6 kg-cm)		 0.24/0.20 sec
@ 60 deg		 Dual Ball Bearings, Metal Gears $40.99
CS-70BB Pro Ball Bearing 1.55 oz
(44.0 g)		 0.77 x 1.59 x 1.48 in
(20 x 40 x 38 mm)		 45.8 oz-in
(3.3 kg-cm)		 0.12 sec
@ 60 deg		 Ball Bearing -?-
CS-71 Standard 1.48 oz
(42.0 g)		 0.79 x 1.40 x 1.55 in
(20 x 36 x 39 mm)		 39/44 oz-in
(2.8/3.2 kg-cm)		 0.18/0.15 sec
@ 60 deg		 No bearings $9.99
CS-71BB Standard 1.48 oz
(42.0 g)		 0.79 x 1.40 x 1.55 in
(20 x 36 x 39 mm)		 39/44 oz-in
(2.8/3.2 kg-cm)		 0.18/0.15 sec
@ 60 deg		 Ball Bearing $13.99
CS-72 1/4 Scale BB 3.5 oz
(102 g)		 1.14 x 1.32 x 2.05 in
(29 x 59 x 52 mm)		 130.6 oz-in
(9.5 kg-cm)		 0.22 sec
@ 60 deg		 Cored, Ball Bearing $28.99
CS-75BB Coreless Ball Bearing 1.59 oz
(45.2 g)		 0.77 x 1.57 x 1.37 in
(20 x 40 x 35 mm)		 79 oz-in
(5.7 kg-cm)		 0.06 sec
@ 60 deg		 Coreless, Ball Bearing $47.99
CS-75MG Metal Gear Ball Bearing 1.59 oz
(45.2 g)		 0.77 x 1.57 x 1.37 in
(20 x 40 x 35 mm)		 79 oz-in
(5.7 kg-cm)		 0.06 sec
@ 60 deg		 Coreless, Ball Bearing $51.99
CS-80 Giant Scale BB 5.36 oz
(152 g)		 1.18 x 2.59 x 2.26 in
(30 x 66 x 58 mm)		 275/343 oz-in
(19.8/24.7 kg-cm)		 0.19/0.14 sec
@ 60 deg		 Dual Ball Bearing, Watertight $39.99
CS-80MG Pro Metal Gear 2.01 oz
(57.1 g)		 0.79 x 1.60 x 1.49 in
(20 x 40 x 38 mm)		 129.8 oz-in
(9.4 kg-cm)		 0.25 sec
@ 60 deg		 Ball Bearing $22.99
CS-90 Low Profile 1.48 oz
(42.0 g)		 0.88 x 1.75 x 1.13 in
(22 x 44 x 29 mm)		 34.7 oz-in
(2.5 kg-cm)		 0.14 sec
@ 60 deg		 Bushings $12.99
CS-90BB Low Profile 1.13 oz
(32.1 g)		 0.88 x 1.75 x 1.13 in
(22 x 44 x 29 mm)		 36.1 oz-in
(2.6 kg-cm)		 0.23 sec
@ 60 deg		 Ball Bearing $17.99
CS-100 Retract Servo 1.2 oz
(34.1 g)		 0.89 x 1.78 x 0.97 in
(22 x 44 x 25 mm)		 111 oz-in
(8 kg-cm)		 1.5 sec
@ 180 deg		 Ball Bearing $24.99
CS-400 Giant 4.0 oz
(113.6 g)		 1.04 x 2.15 x 2.03 in
(26 x 55 x 52 mm)		 180 oz-in
(18 kg-cm)		 0.20 sec
@ 60 deg		 Ball Bearing -?-
CS-600 FET Jumbo 5.22 oz
(148 g)		 1.27 x 2.48 x 2.22 in
(32 x 63 x 56 mm)		 333 oz-in
(24 kg-cm)		 0.22 sec
@ 60 deg		 Ball Bearing -?-
CS-650 Mega Pro BB 5.80 oz
(164.7 g)		 1.26 x 2.48 x 2.43 in
(32 x 63 x 62 mm)		 254/309 oz-in
(18.3/22.3 kg-cm)		 0.19/0.16 sec
@ 60 deg		 Ball Bearing $49.99


Expert
Servo # Description Weight Dimensions
(W x L x H)		 Torque Speed Motor/ Bearings Street Price
SL500 Standard Servo 1.55 oz
(44.3 g)		 0.73 x 1.32 x 1.52 in
(yy x zz x yy mm)		 47.0 oz-in
(3.4 kg-cm)		 0.24 sec
@ 60 deg		   $12.95
SL561 Std Servo, High Speed, BB 1.50 oz
(42.9 g)		 0.73 x 1.37 x 1.51 in
(19 x zz x yy mm)		 46.1 oz-in
(3.4 kg-cm)		 0.18 sec
@ 60 deg		   $14.95
SL571 Std Servo, High Torque, BB 1.35 oz
(38.6 g)		 0.73 x 1.37 x 1.51 in
(19 x 35 x 38 mm)		 62.4 oz-in
(4.5 kg-cm)		 0.21 sec
@ 60 deg		   $17.95
SL661 Low Profile, High Speed, BB 1.20 oz
(34.3 g)		 0.88 x 0.92 x 1.74 in
(22 x 21 x 44 mm)		 40.2 oz-in
(2.9 kg-cm)		 0.15 sec
@ 60 deg		   $20.95
SL680 Low Profile, Retract Servo 1.15 oz
(32.9 g)		 0.88 x 0.92 x 1.74 in
(22 x 21 x 44 mm)		 88.6 oz-in
(6.4 kg-cm)		 1.12 sec
@ 160 deg		   $23.95
SL851 Giant Pro FET Servo 5.10 oz
(145 g)		 1.36 x 2.30 x 2.50 in
(35 x 58 x 64 mm)		 180 oz-in
(13.1 kg-cm)		 0.19 sec
@ 60 deg		 dual bearings, coreless $44.95


FMA
Servo # Description Weight Dimensions
(W x L x H)		 Torque Speed Motor/ Bearings Street Price
PS300 Premiere Series Standard 1.86 oz
(52.8 g)		 0.79 x 1.59 x 1.40 in
(20.1 x 40.4 x 35.6 mm)		 36/43 oz-in
(2.6/3.1 kg-cm)		 0.24/0.20 sec
@ 60 deg		 Metal Bushing, Nylon Gear $13.95
PS300BB Premiere Series Standard 1.86 oz
(52.8 g)		 0.79 x 1.59 x 1.40 in
(20.1 x 40.4 x 35.6 mm)		 36/43 oz-in
(2.6/3.1 kg-cm)		 0.24/0.20 sec
@ 60 deg		 Dual Ball Bearing, Nylon Gear $16.95
S301 Dual Ball Bearing 1.55 oz
(44.0 g)		 0.80 x 1.60 x 1.50 in
(20 x 41 x 38 mm)		 41.7 oz-in
(3.0 kg-cm)		 0.14 sec
@ 60 deg		   $14.95
S350 Dual Ball Bearing 1.69 oz
(48.0 g)		 0.80 x 1.60 x 1.50 in
(20 x 41 x 38 mm)		 50.0 oz-in
(3.6 kg-cm)		 0.21 sec
@ 60 deg		   $17.95
S355 Dual Ball Bearing 1.69 oz
(48.0 g)		 0.80 x 1.60 x 1.70 in
(20 x 41 x 43 mm)		 114.0 oz-in
(8.2 kg-cm)		 0.31 sec
@ 60 deg		   $19.95
S350M 2BB Metal Gear 1.95 oz
(55.4 g)		 0.80 x 1.60 x 1.50 in
(20 x 41 x 38 mm)		 50.0 oz-in
(3.6 kg-cm)		 0.21 sec
@ 60 deg		   $19.95
S355M 2BB Metal Gear 2.00 oz
(56.8 g)		 0.80 x 1.60 x 1.70 in
(20 x 41 x 43 mm)		 114.0 oz-in
(8.2 kg-cm)		 0.31 sec
@ 60 deg		   $21.95
S360 Dual Ball Bearing 1.69 oz
(48.0 g)		 0.80 x 1.60 x 1.70 in
(20 x 41 x 43 mm)		 81.0 oz-in
(5.8 kg-cm)		 0.19 sec
@ 60 deg		   $19.95
S360M 2BB Metal Gear 2.00 oz
(56.8 g)		 0.80 x 1.60 x 1.70 in
(20 x 41 x 43 mm)		 81.0 oz-in
(5.8 kg-cm)		 0.19 sec
@ 60 deg		 metal gears, dual ball bearing $21.95
PS500BB Premiere Series High Output 2.08 oz
(59.1 g)		 0.79 x 1.59 x 1.59 in
(20 x 40 x 40 mm)		 63/78 oz-in
(4.5/5.6 kg-cm)		 0.15/0.13 sec
@ 60 deg		 Dual Ball Bearing, Nylon Gear $29.95
PS500MBB Premiere Series High Output 2.42 oz
(68.7 g)		 0.79 x 1.59 x 1.59 in
(20 x 40 x 40 mm)		 63/78 oz-in
(4.5/5.6 kg-cm)		 0.15/0.13 sec
@ 60 deg		 Dual Ball Bearing, All Metal Gear $33.95
S3501 Dual Ball Bearing 1.73 oz
(49.1 g)		 0.80 x 1.60 x 1.50 in
(20 x 41 x 38 mm)		 83.0 oz-in
(6.0 kg-cm)		 0.10 sec
@ 60 deg		 Coreless $44.95
S3551 Dual Ball Bearing 1.73 oz
(49.1 g)		 0.80 x 1.60 x 1.70 in
(20 x 41 x 43 mm)		 98.0 oz-in
(7.1 kg-cm)		 0.16 sec
@ 60 deg		 Coreless, dual ball bearings $44.95
S3601 Dual Ball Bearing 1.73 oz
(49.1 g)		 0.80 x 1.60 x 1.70 in
(20 x 41 x 43 mm)		 108.0 oz-in
(7.8 kg-cm)		 0.13 sec
@ 60 deg		 Coreless, dual ball bearings $44.95
S3501M Dual Ball Bearing Metal Gear 1.83 oz
(52.0 g)		 0.80 x 1.60 x 1.50 in
(20 x 41 x 38 mm)		 83.0 oz-in
(6.0 kg-cm)		 0.10 sec
@ 60 deg		 Coreless, metal gear, dual ball bearings $47.95
S3551M Dual Ball Bearing Metal Gear 1.83 oz
(52.0 g)		 0.80 x 1.60 x 1.70 in
(20 x 41 x 43 mm)		 98.0 oz-in
(7.1 kg-cm)		 0.16 sec
@ 60 deg		 Coreless, metal gear, dual ball bearings $47.95
S3601M Dual Ball Bearing Metal Gear 1.83 oz
(52.0 g)		 0.80 x 1.60 x 1.70 in
(20 x 41 x 43 mm)		 108.0 oz-in
(7.8 kg-cm)		 0.13 sec
@ 60 deg		 Coreless, metal gear, dual ball bearings $47.95
S400 Giant 2BB 4.0 oz
(113.6 g)		 1.04 x 2.14 x 2.02 in
(26 x 54 x 51 mm)		 180.5 oz-in
(13.0 kg-cm) @ 6v		 0.20 sec
@ 60 deg @ 6v		 dual ball bearings $24.95
S500 Giant - 2BB - FET Amp 5.4 oz
(153.4 g)		 1.27 x 2.48 x 2.22 in
(32 x 63 x 56 mm)		 298 oz-in
(21.5 kg-cm) @ 6v		 0.22 sec
@ 60 deg @ 6v		 dual ball bearings $44.95
S550 Sail Winch Servo 5.4 oz
(153.4 g)		 1.27 x 2.48 x 2.22 in
(32 x 63 x 56 mm)		 298 oz-in
(21.5 kg-cm)		 1.50 sec
@ 60 deg		   $54.95
S555 Sail Arm Servo 5.4 oz
(153.4 g)		 1.27 x 2.48 x 2.22 in
(32 x 63 x 56 mm)		 298 oz-in
(21.5 kg-cm)		 0.75 sec
@ 60 deg		   TBA
S600 Retract BB 1.13 oz
(32.1 g)		 0.89 x 1.78 x 0.97 in
(23 x 45 x 25 mm)		 100 oz-in
(7.2 kg-cm)		 0.50 sec
@ 60 deg		   $24.95
S700 Low Height BB 1.20 oz
(34.1 g)		 0.89 x 1.76 x 1.13 in
(23 x 45 x 29 mm)		 30.5 oz-in
(2.2 kg-cm)		 0.09 sec
@ 60 deg		   $17.95
S701 Low Standard 1.48 oz
(42.0 g)		 0.89 x 1.76 x 1.13 in
(23 x 45 x 29 mm)		 43.0 oz-in
(3.1 kg-cm)		 0.23 sec
@ 60 deg		   $12.95
PS705MBB Premiere Series High Output 2.42 oz
(68.7 g)		 0.79 x 1.59 x 1.59 in
(20 x 40 x 40 mm)		 85/106 oz-in
(6.1/7.6 kg-cm) 106		 0.24/0.20 sec
@ 60 deg 20		 Dual Ball Bearing, All Metal Gear $33.95
PS905MBB Premiere Series High Output 2.42 oz
(68.7 g)		 0.79 x 1.59 x 1.59 in
(20 x 40 x 40 mm)		 110/135 oz-in
(7.9/9.7 kg-cm)		 0.34/0.27 sec
@ 60 deg		 Dual Ball Bearing, All Metal Gear $33.95



MPI
Servo # Description Weight Dimensions
(W x L x H)		 Torque Speed Motor/ Bearings Street Price
MX-400HP Standard Pro Servo 1.60 oz
(45.4 g)		 0.79 x 1.60 x 1.50 in
(20 x 41 x 38 mm)		 44 oz-in
(3.2 kg-cm)		 0.15 sec
@ 60 deg		 Oilite Bushings $9.99
MX-450MG High Torque Metal Gear 1.48 oz
(42.0 g)		 0.77 x 1.57 x 1.37 in
(19.5 x 40 x 35 mm)		 116 oz-in
(8.4 kg-cm)		 0.18 sec
@ 60 deg		 Dual Ball Bearing $36.99
MX-460MG High Speed Metal Gear 1.73 oz
(49.1)		 0.77 x 1.57 x 1.37 in
(19.5 x 40 x 35 mm)		 100 oz-in
(7.2 kg-cm)		 0.14 sec
@ 60 deg		 Dual Ball Bearing $36.99
MX-870MG Coreless High Torque 1.83 oz
(52.0 g)		 0.77 x 1.57 x 1.37 in
(19.5 x 40 x 35 mm)		 111 oz-in
(8.0 kg-cm)		 0.10 sec
@ 60 deg		 Dual Ball Bearing $52.99
MX-890MG Coreless High Speed 1.59 oz
(45.2 g)		 0.77 x 1.57 x 1.37 in
(19.5 x 40 x 35 mm)		 100 oz-in
(7.2 kg-cm)		 0.08 sec
@ 60 deg		 Dual Ball Bearing $52.99

 

Multiplex
Servo # Description Weight Dimensions
(W x L x H)		 Torque Speed Motor/ Bearings Street Price
Mini HD Standard Sport (65122) 1.52 oz
(43 g)		 0.8 x 1.6 x 1.4 in
(40 x 205 x 37 mm)		 42/51 oz-in
(0.30/0.36 kg-cm)		 0.18/0/0.15 sec
@ 60 deg		 3 pole ferrite/ heavy-duty nylon gears $29.65
Super FL Digi Mini (65xxx) 0.95 oz
(27 g)		 1.3 x 1.4 x 0.7 in
(32 x 35 x 17 mm)		 41/51 oz-in
(2.8/3.5 kg-cm)		 0.25/0/0.20 sec
@ 60 deg		 3 pole ferrite/Dual BB/plastic gears  
Profi BB FET Mini (65171) 1.69 oz
(48.0 g)		 0.75 x 1.4 x 1.5 in
(19 x 36 x 38 mm)		 64 oz-in
(4.6 kg-cm)		 0.17 sec
@ 60 deg		 ball bearings, FET amplifier $57.61
Power BB FET Mini Power (65186) 2.89 oz
(82.0 g)		 0.9 x 1.8 x 1.8 in
(23 x 46 x 46 mm)		 103 oz-in
(7.4 kg-cm)		 0.26 sec
@ 60 deg		 ball bearings, FET amplifier $105.61
Super FL mc/V2 Digital Flat Servo (65163) 0.85 oz
(24.1 g)		 0.4 x 1.6 x 1.7 in
(10 x 41 x 43 mm)		 34/40 oz-in
(2.5/2.9 kg-cm)		 0.21/0.17 sec
@ 60 deg		 maximum travel 100 deg $94.70
Micro mc/V2 Digital Servo (65178) 0.99 oz
(28 g)		 0.6 x 1.3 x 1.3 in
(15 x 33 x 33 mm)		 48/55 oz-in
(3.5/4.0 kg-cm)		 0.21/0.17 sec
@ 60 deg		 maximum travel 173 deg $93.05
Micro Speed mc/V2 Digital Servo (65175) 0.99 oz
(28 g)		 0.6 x 1.3 x 1.3 in
(15 x 33 x 33 mm)		 34/41 oz-in
(2.5/3.0 kg-cm)		 0.09/0.07 sec
@ 60 deg		 maximum travel 173 deg $94.70
Royal mc/V2 Digital Servo (65173) 1.6 oz
(46 g)		 0.8 x 1.6 x 1.6 in
(20 x 41 x 41 mm)		 71/78 oz-in
(5.1/5.6 kg-cm)		 0.15/0.13 sec
@ 60 deg		 maximum travel 188 deg $76.66
Profi mc/V2 Digital Servo (65174) 1.7 oz
(49 g)		 0.8 x 1.4 x 1.5 in
(20 x 36 x 38 mm)		 68/75 oz-in
(4.9/5.4 kg-cm)		 0.17/0.14 sec
@ 60 deg		 maximum travel 194 deg $94.70
Profi Speed mc/V2 Digital Servo (65138) 1.7 oz
(49 g)		 0.8 x 1.4 x 1.5 in
(20 x 36 x 38 mm)		 57/62 oz-in
(4.1/4.5 kg-cm)		 0.12/0.10 sec
@ 60 deg		 maximum travel 194 deg $93.19
Super FL V2 Digital Flat Servo (65363) 0.85 oz
(24.1 g)		 0.43 x 1.61 x 1.67 in
(11 x 41 x 42 mm)		 28/34 oz-in
(2.0/2.5 kg-cm)		 0.20/0.16 sec
@ 60 deg		   $71.79
Cockpit V2 Digital Servo (65385) 0.94 oz
(27 g)		 0.65 x 1.37 x 1.28 in
(17 x 35 x 33 mm)		 40.0/50.0 oz-in
(2.9/3.6 kg-cm)		 0.14/0.11 sec
@ 60 deg		   $55.54
Micro Digi Digital Servo (65378) 1.06 oz
(30 g)		 0.59 x 1.3 x 1.26 in
(15 x 33 x 32 mm)		 48.0/59.0 oz-in
(3.5/4.3 kg-cm)		 0.18/0.14 sec
@ 60 deg		 3 pole ferrite/Dual BB/Metal gears $71.79